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Power Systems

Power Systems
The rating of fuse wire is always expressed in

  amperes.
  ampere-volts.
  ampere-hours.
  kWh.

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Power Systems
A 4 bus power system consists of 4 transmission lines, then find the sparsity of Y bus matrix?

 0.75
 0.25
 0.4
 0.5

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Power Systems
The characteristic impedance of a transmission line is

 Independent of its length.
 Directly proportional to its length.
 Directly proportional to square root of its length.
 Inversely proportional to square root of its length.

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Power Systems
Critical disruptive voltage is a voltage at which

 nether 1 nor 2
 corona is visible with blue or violet colour
 both 1 and 2
 corona is just initiated

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Power Systems
Surge impedance loading (SIL) is represented by

 both 1 and 2
 Vl²/Zs
 Vph²/Zs
 Vl²*√(C/L)

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Power Systems
Hydro-graph is similar to

 mass curve.
 both B and C.
 energy load curve.
  load curve.

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